58 LIST OF CONTRIBUTORS. 



Girard, Charles. Continued, 



Observations upon the American species of the genus Esox. 



P '53, 386 



Note on a nest constructed by cattish. P '53, 387 



Descriptions of new species of reptiles collected by the U. S. 



Exploring Expedition, under the command of Capt. Charles 

 Wilkes, U. S. N. P. 53, 420 



— On a new entoniostracaii, of the family Limnadidae, inhabit- 

 ing the western waters. P '54, 3 



Notice of a new species of Salmonidae from the northeastern 



part of the U. S. P '54, 85 

 . A list of the North American bufonids with diagnoses of new 



species. P '54, 86 



— Descriptions of new fishes, collected by Dr. A. L. Heermann, 

 Naturalist attached to the survey of the Pacific R. K. Route under 

 Lt. R. S. Williamson. P '54, 129 



Enumeration of the species of marine fishes, collected at San 



Francisco, Cal., by Dr. C. B. R. Kennerly, naturalist attached to 

 the survey of the Pacific R. R. Route under A. W. Whipple. 

 P '54, 141 



— Observations upon a collection of fishes made on the Pacific 

 coast of the U. S., by Lt. W. P. Trowbridge for the museum of 

 the Smithsonian Institution. P '54, 142 



— Characteristics of some cartilaginous fishes of the Pacific 



Coast of North America. P '54, 196 



— Abstract of a report to Lieut. James M. Gilliss, U. S. N., 

 upon fishes collected during the U. S. Astronomical Expedition 

 to Chili. P '54, 197 



Abstract of a report to Lieut. James M. Gilliss, U. S. N. upon 



the reptiles collected during the U. S. N. Astronomical Expedi- 

 tion to Chili. P '54, 226 



Notice upon the viviparous fishes inhabiting the Pacific 



coast of North America with an enumeration of the species ob- 

 served. P '55, 318 



— Contributions lo the ichthyology of the western coast of the 

 Pnited States from specimens in the museum of the Smith- 

 sonian Museum. P '56, 131 



On a new genus and species of Urodela from the collections 



of the United States Exploring Expedition under Gonun. Charles 

 Wilkes, IT. S. X. P '56, 140 



